:root {
  color-scheme: dark;
  --black: #050505;
  --panel: #0d0d0d;
  --panel-2: #121212;
  --gold: #d6ad55;
  --gold-light: #f0d38a;
  --text: #f7f4ed;
  --muted: #aaa69c;
  --line: rgba(214, 173, 85, 0.28);
}

* { box-sizing: border-box; }

html { min-height: 100%; background: var(--black); }

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 50% 0%, rgba(214, 173, 85, 0.13), transparent 34rem),
    linear-gradient(180deg, #080704 0%, var(--black) 68%);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.16;
  background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 75%);
}

.shell {
  position: relative;
  display: grid;
  min-height: 100vh;
  place-items: center;
  align-content: center;
  gap: 2rem;
  padding: 2rem 1rem;
}

.login-card {
  width: min(100%, 29rem);
  padding: clamp(1.6rem, 5vw, 2.6rem);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  background: linear-gradient(145deg, rgba(20,20,20,.98), rgba(9,9,9,.98));
  box-shadow: 0 2rem 6rem rgba(0,0,0,.5), inset 0 1px rgba(255,255,255,.035);
  text-align: center;
}

.brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .7rem;
  color: var(--gold-light);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .2em;
  text-transform: uppercase;
}

.brand-mark {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  border: 1px solid var(--gold);
  border-radius: 50%;
  color: var(--gold-light);
  font-family: Georgia, serif;
  font-size: 1.05rem;
  letter-spacing: 0;
}

.lock {
  position: relative;
  width: 4.25rem;
  height: 3.75rem;
  margin: 2.7rem auto 1.4rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: linear-gradient(145deg, #1a1710, #0d0c09);
  box-shadow: 0 .8rem 2rem rgba(0,0,0,.35);
}

.lock::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -1.65rem;
  width: 2.15rem;
  height: 2.2rem;
  transform: translateX(-50%);
  border: .28rem solid var(--gold);
  border-bottom: 0;
  border-radius: 1.2rem 1.2rem 0 0;
}

.lock span {
  position: absolute;
  left: 50%;
  top: 50%;
  width: .52rem;
  height: .8rem;
  transform: translate(-50%, -45%);
  border-radius: 1rem;
  background: var(--gold-light);
}

.eyebrow {
  margin: 0 0 .55rem;
  color: var(--gold);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .2em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.25rem, 8vw, 3.25rem);
  font-weight: 500;
  line-height: 1.05;
}

.lede {
  margin: 1rem auto 1.75rem;
  max-width: 23rem;
  color: var(--muted);
  line-height: 1.65;
}

.primary {
  display: flex;
  min-height: 3.35rem;
  align-items: center;
  justify-content: center;
  gap: .65rem;
  width: 100%;
  border: 1px solid #efce81;
  border-radius: .72rem;
  color: #100d07;
  background: linear-gradient(135deg, #efd182, #c99d42);
  box-shadow: 0 .8rem 2rem rgba(214,173,85,.16);
  font-weight: 850;
  text-decoration: none;
  transition: transform .16s ease, box-shadow .16s ease, filter .16s ease;
}

.primary:hover { transform: translateY(-1px); filter: brightness(1.04); box-shadow: 0 1rem 2.3rem rgba(214,173,85,.23); }
.primary:focus-visible { outline: 3px solid var(--text); outline-offset: 4px; }

.activation {
  display: flex;
  min-height: 3.35rem;
  align-items: center;
  justify-content: center;
  gap: .65rem;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: .72rem;
  color: var(--gold-light);
  background: rgba(214, 173, 85, .07);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .04em;
}

.requirements {
  margin-top: 1.45rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255,255,255,.07);
  color: var(--muted);
  font-size: .78rem;
  line-height: 1.5;
}

.requirements p { margin: .38rem 0; }
.status-dot { display: inline-block; width: .48rem; height: .48rem; margin-right: .45rem; border-radius: 50%; background: #66c98c; box-shadow: 0 0 0 4px rgba(102,201,140,.08); }

footer { color: #6f6b62; font-size: .72rem; letter-spacing: .05em; text-align: center; }

@media (max-width: 420px) {
  .shell { padding: 1rem; }
  .login-card { border-radius: 1rem; }
  .lock { margin-top: 2.35rem; }
}

@media (prefers-reduced-motion: reduce) {
  .primary { transition: none; }
}